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Hydrothermal Deposits In Atlantic: Types And Perspectives
By Georgy A. Cherkashov
Two principal types of the hydrothermal fields in Atlantic - axial and off-axis - could be established based on their structural setting in the rift zone of the Mid-Atlantic Ridge (MAR) (Figure1).
Jan 1, 2003
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Shallow Submarine Hydrothermal Systems along the Tonga Island Arc
By Ulrich Schwarz-Schampera
Submarine hydrothermal vents and associated mineralization on the Tonga arc have been identified in the summit calderas of two shallow-water volcanoes. The highest temperature vents (up to 270°C) occu
Jan 1, 2010
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Low Cost Drilling for Deep Sea Minerals Exploration
By Art Wright, Steinar L. Ellefmo, Kurt Aasly, Mike Williamson, Fredrik Søreide, Martin Ludvigsen, Michael Zylstra
Exploring for minerals on the seabed is challenging and expensive – and the ability to collect representative sub surface samples is essential. The research project MarMine led by NTNU has together wi
Jan 1, 2017
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Marine Mineral Resources Of The East Coast Of The U.S.: A Review
By Carl H. Hobbs
The marine mineral resources of the U.S. middle and south Atlantic shelf are little utilized. The largest resource, sand and gravel, is used for beach nourishment and protection and, to a much lesser
Jan 1, 1992
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Research Updates: Gamma Ray Sled Exploration, Gulf Of Mexico Sand Resources, And Offshore Oregon Placer Investigations
By Katherine H. Walton
The research affiliate projects of the Continental Shelf Division of the Marine Minerals Technology Center concentrate on the development of technologies and methodologies for the exploration 4 and as
Jan 1, 1991
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Sand From Virginia's Inner Continental Shelf
By Carl H. Hobbs
The needs of the on-going basic maintenance operations and proposed enhancement and hurricane protection projects in the City of Virginia Beach exceed the capability land-slide sources of sand. Throug
Jan 1, 1996
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Relationships between Variations in Internal Textures and Sedimentary History of Fe-Mn Nodules from Campbell Plateau
By S. W. Chang, James R. Hein, S-R. Lee, A. Zondervan, H. Choi
"Nine Fe-Mn nodules from the extensive nodule field in the east of Campbell Plateau of southwest Pacific Ocean beneath the Deep Western Boundary Current (DWBC) and Antarctic Circumpolar Current (ACC)
Jan 1, 2017
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A Particle Size Distribution Model To Predict The Fate Of Resuspended Sediment In The Development Of Deep-Sea Mineral Resources
By Du Gon Lee
This study presents a model to predict fate of resuspended sediment in the development of deep-sea mineral resources including manganese nodules under Clarion-Clipperton area of the Pacific Ocean. The
Jan 1, 2003
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The Newest Deep Submergence System In The United States
By Alexander Malahoff
The new ship-submersible system with R/V Ka'imikai-o-Kanaloa as a mothership and the PISCES V as the submersible completed its first season of dives. The dives involved deployment of the PISCES V
Jan 1, 1996
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Self-Cleaning Acoustic/Screen Filter System
By J. Robert Woolsey
A unique concept for a self-cleaning filter system has been designed and constructed which utilizes acoustic energy, coupled hydraulically with a subject liquid media, and a fine mesh screen to perfor
Jan 1, 1994
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Exploration Strategies And Activities For Deep-Sea Mineral Resources Development Of Korea
By Cheong-Kee Park
Since 1983, Korea Ocean Research and Development Institute (KORDI) have performed surveys on deep-sea mineral deposits in various areas with respects to their occurrences in Pacific ocean including ma
Jan 1, 2003
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Geomicrobiology: A New Interdisciplinary Field Linking Microorganisms, Minerals And Rocks In Geothermal And Hydrothermal Systems
By Alexander Malahoff
Field observations and sampling of land-based and submarine hydrothermal and geothermal sites show a definite link between the geological setting, fluid geochemistry and specialized assemblages of mic
Jan 1, 2004
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Ocean Diamond Mining's Quest For More Efficient Diamond Recovery
By André. C. Louw
Diamond production from the reworked beach and river channel gravels along the west coasts of South Africa and Namibia is well known throughout the world, not only for the exceptional quality of the d
Jan 1, 1998
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Dynamic Mineral Recrystallization – Implications for Sustainable Trace Metal Recovery from Deep-Sea Ferromanganese Deposits
By Tobias Hens, Andrew Frierdich, Barbara Etschmann, Joël Brugger, Barrie Bolton
"Ferromanganese (Fe-Mn) nodules and crusts are prime targets for future deep-sea mining ventures due to their unusual enrichment of critical metals, such as Ni, Co, Cu, Ti, Te, Zr, Hf, Nb, Y, and REE.
Jan 1, 2017
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The HERMINE Cruise: An Example of Multi-Scale and Multi Objective Exploration Strategy.
By Audrey Boissier, Marie-Anne Camon, Cecile Cathalot, Yves Fouquet, Laurent Bignon, Arnaud Agranier, Ewan Pelleter, Sylvain Bermell, Florian Besson
INTRODUCTION In October 2014, on behalf of the French government, Ifremer, along with the International Seabed Authority (ISA), signed a contract to start a detailed exploration program for seafloor m
Jan 1, 2018
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Ocean Minerals’ Cook Island Cobalt Project – Enabling the EV Revolution
By Hans Smit
Start here.
Jan 1, 2018
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Design Considerations for Deep Sea Mining Umbilicals
By Sander van Leeuwen
Outline: · De Regt Marine Cables. · The link between system requirements and umbilical requirements (which system requirements have the largest impact on the umbilical design). · Design options for de
Jan 1, 2018
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Geophysical Exploration And Resource Assessment Of Deepwater Polymetallic Sulfide Deposits, Papua New Guinea
By M. E. Williamson
From December 2004 through March of 2005 an extensive geophysical program was conducted to delineate polymetallic sulfide deposits in the Bismark Sea for a major mining concern. Deeply towed sidescan
Jan 1, 2005
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Comparative Analysis of Deep-Sea Minerals
By Pedro Madureira, Georgy Cherkashov, Harald Brekke, Marzia Rovere
"The most promising deep-sea mineral resources for exploration in the Area (beyond the limits of national jurisdiction) are polymetallic nodules, cobalt-rich ferromanganese crusts and polymetallic sul
Jan 1, 2017
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Nautilus Minerals: The Latest in Exploration and Development
By John Parianos
2013 has seen good progress for Nautilus Minerals and our projects due to the determination of our people and the continued support from shareholders and stakeholders. Our focus remains Solwara 1 in P
Sep 14, 2011